Patents by Inventor QunHua Cao

QunHua Cao has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240065957
    Abstract: The invention relates to a hair care composition comprising a) a cationic surfactant selected from stearamidopropyl dimethylamine, behentrimonium chloride, stearyl trimethyl ammonium chloride or mixtures thereof; b) from 15 to 30% by weight of glycerin; and c) from 0.1 to 2.0% by weight of fatty alcohol based on the total weight of the composition.
    Type: Application
    Filed: December 13, 2021
    Publication date: February 29, 2024
    Applicant: Conopco, Inc., d/b/a UNILEVER
    Inventors: Qunhua CAO, Tong JIN, Jian LIU
  • Publication number: 20230063524
    Abstract: A hair care composition is disclosed comprising a cationic surfactant, a silicone compound, a linear or branched alkane having from 8 to 22 carbon atoms and an antidandruff agent selected from piroctone olamine, selenium sulfide, azole based anti-fungal agents and mixtures thereof, wherein the composition is substantially free of a cyclomethicone compound; wherein said cyclomethicone compound is present in an amount less than 1.5% based on total weight of the hair care composition.
    Type: Application
    Filed: January 12, 2021
    Publication date: March 2, 2023
    Inventors: Qunhua CAO, Lucheng QI
  • Publication number: 20190358143
    Abstract: The invention relates to a hair conditioning composition that exhibits high stability and transparency to give a smooth, grit free flow with no compromise on the desired sensorials when in use. This is achieved in a substantially silicone free composition with a judicious mix of cationic surfactant, selective antidandruff agent and octyldocecanol.
    Type: Application
    Filed: January 30, 2018
    Publication date: November 28, 2019
    Inventors: Qunhua CAO, Raghupathi SUBRAMANIAN, Xuemeng WU
  • Publication number: 20190029944
    Abstract: The invention relates to a hair conditioning composition which comprises zinc based anti-dandruff agent and silicone conditioning agent while the composition exhibits high stability and where the silicone fouling problem is minimized to give a smooth, free flowing emulsion free of grittiness. This is achieved by incorporating therein certain select polymers.
    Type: Application
    Filed: January 12, 2017
    Publication date: January 31, 2019
    Applicant: Conopco, Inc., d/b/a UNILEVER
    Inventors: Qunhua CAO, Jian LIJ, Shengnan TANG, Raghupathi SUBRAMANIAN
  • Publication number: 20160081900
    Abstract: Disclosed is a stable hair treatment composition comprising aliphatic acid selected from heterosubstituted aliphatic acid, unsaturated aliphatic acid, and a mixture thereof, a fatty acyl isethionate product which product comprises 40 to 80% of one or more fatty acyl isethionate salts by weight of the product and 15 to 50% of one or more free fatty acids and/or the salts of the free fatty acid by weight of the product, and at least 30% of water by weight of the composition, wherein the fatty acid is substantially different from the aliphatic acid.
    Type: Application
    Filed: April 16, 2014
    Publication date: March 24, 2016
    Inventors: Qunhua CAO, Amit JAYASWAL, Zihui LING
  • Publication number: 20140314702
    Abstract: Hair conditioning composition comprising: —from 0.1 to 10% wt. silicone —from 0.1 to 5% wt. metal pyrithione blended with non-anionic surfactant.
    Type: Application
    Filed: August 13, 2012
    Publication date: October 23, 2014
    Inventors: Qunhua Cao, Sungmin Cho, Amit Jayaswal, Jihye Lee, Jianming Liang, Liansong Xie, Qing Yang, Shuhong Yuan
  • Patent number: 8778318
    Abstract: Hair care composition comprising a metal pyrithione and a pearliser system characterized by a bismuth oxychloride component.
    Type: Grant
    Filed: February 7, 2012
    Date of Patent: July 15, 2014
    Assignee: Conopco, Inc.
    Inventors: Qunhua Cao, Amit Jayaswal, Andre Marie Puleo, Shuhong Yuan
  • Patent number: 8771377
    Abstract: Hair care composition comprising a metal pyrithione, characterized by from 0.00001 to 0.005% wt. a purple or pink or red coloring component.
    Type: Grant
    Filed: February 7, 2012
    Date of Patent: July 8, 2014
    Assignee: Conopco, Inc.
    Inventors: Qunhua Cao, Amit Jayaswal, Qing Yang, Shuhong Yuan
  • Publication number: 20140037568
    Abstract: Hair care composition comprising a metal pyrithione and a pearliser system characterized by a bismuth oxychloride component.
    Type: Application
    Filed: February 7, 2012
    Publication date: February 6, 2014
    Inventors: Qunhua Cao, Jayaswal Amit, Andre Marie Puleo, Shuhong Yuan
  • Publication number: 20140018275
    Abstract: Hair care composition comprising a metal pyrithione, characterized by from 0.00001 to 0.005% wt. a purple or pink or red colouring component.
    Type: Application
    Filed: February 7, 2012
    Publication date: January 16, 2014
    Inventors: Qunhua Cao, Amit Jayaswal, Qing Yang, Shuhong Yuan
  • Publication number: 20080206181
    Abstract: The invention provides a hair treatment composition comprising one or more alkaloids derivable from plants of the Sophora genus (Sophora alkaloids), characterised in that at least 95% by weight of the total Sophora alkaloids present in the composition are tetracyclic quinolizidine alkaloids of the general structural formula (I): in which X is O or a lone pair. The invention also provides the use of the above composition for the treatment of the hair fibre, especially hair fibres which are damaged.
    Type: Application
    Filed: February 21, 2008
    Publication date: August 28, 2008
    Inventors: QunHua Cao, Ezat Khoshdel, Xiao-yi Pang